Among active 13F managers last quarter, 8 opened and 21 added, while 10 reduced; the largest holder to move was Squarepoint Ops LLC (+206%). Over the last 180 days, 3 insiders bought and none sold, a net +$366K in open-market trades.
29 adding vs 10 trimming; insiders net bought $366K.
134 tracked 13F filers disclose a position in LENZ as of the latest SEC 13F filings, a combined $237.9M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Ra Capital Management, L.P. | 4.2M | $38.2M | —Held | Q1 2026 | |
| 2 | FMR LLC | 3.6M | $32.9M | ▼−2.8% Reduced · −105K sh | Q1 2026 | |
| 3 | Versant Venture Management, LLC | 2.7M | $15.1M | —Held | Q2 2026 | |
| 4 | BlackRock, Inc. | 2.0M | $18.1M | ▲+17% Added · +285K sh | Q1 2026 | |
| 5 | Squarepoint Ops LLC | 1.5M | $13.8M | ▲+206% Added · +1.0M sh | Q1 2026 | |
| 6 | Aberdeen Group plc | 1.2M | $10.6M | ▲+136% Added · +667K sh | Q1 2026 | |
| 7 | Franklin Templeton Inc | 1.1M | $10.1M | ▲+0.3% Added · +4K sh | Q1 2026 | |
| 8 | Vanguard Capital Management LLC | 1.0M | $9.5M | →New filer Inherited book · not a new buyer | Q1 2026 | |
| 9 | Millennium Management LLC | 869K | $8.0M | ▲+61% Added · +330K sh | Q1 2026 | |
| 10 | Blue Owl Capital Holdings LP | 757K | $4.3M | ▲+49% Added · +250K sh | Q2 2026 | |
| 11 | Morgan Stanley | 649K | $5.9M | ▲+178% Added · +415K sh | Q1 2026 | |
| 12 | Geode Capital Management, LLC | 565K | $3.2M | ▲+7.6% Added · +40K sh | Q2 2026 | |
| 13 | Bank Of America Corp | 548K | $5.0M | ▲+377% Added · +433K sh | Q1 2026 | |
| 14 | Two Sigma Investments, LP | 501K | $4.6M | ▲+71% Added · +208K sh | Q1 2026 | |
| 15 | Primecap Management Co | 472K | $4.3M | ▲+27% Added · +100K sh | Q1 2026 | |
| 16 | Alyeska Investment Group, L.P. | 463K | $4.2M | —Held | Q1 2026 | |
| 17 | Tang Capital Management LLC | 451K | $4.1M | ▼−48% Reduced · −414K sh | Q1 2026 | |
| 18 | State Street Corp | 407K | $2.3M | ▲+1.1% Added · +4K sh | Q2 2026 | |
| 19 | Citadel Advisors LLC | 363K | $2.1M | ▲Added Added · +363K sh | Q2 2026 | |
| 20 | Silvercrest Asset Management Group LLC | 283K | $2.6M | ▲+62% Added · +109K sh | Q1 2026 | |
| 21 | Rock Springs Capital Management LP | 257K | $1.5M | —Held | Q2 2026 | |
| 22 | Discovery Capital Management, LLC / CT | 241K | $2.2M | —Held | Q1 2026 | |
| 23 | XTX Topco Ltd | 221K | $2.0M | ▲+158% Added · +135K sh | Q1 2026 | |
| 24 | Trexquant Investment LP | 214K | $2.0M | ▲+24% Added · +41K sh | Q1 2026 | |
| 25 | Jefferies Financial Group Inc. | 200K | $1.1M | ▲New +200K sh | Q2 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 8 funds opened a new position in LENZ and 21 added to an existing one, while 10 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 59 funds | $142.6B |
| AMAZON.COM INCAMZN | 59 funds | $99.7B |
| NVIDIA CORPNVDA | 58 funds | $206.9B |
| META PLATFORMS INC-CLASS AMETA | 57 funds | $58.5B |
| ELI LILLY & COLLY | 57 funds | $48.9B |
| JPMORGAN CHASE & COJPM | 57 funds | $32.2B |
| MICRON TECHNOLOGY INCMU | 57 funds | $24.0B |
| INTEL CORPINTC | 57 funds | $12.8B |
| WELLS FARGO & COWFC | 57 funds | $9.4B |
| BROADCOM INCAVGO | 56 funds | $82.6B |
| ADVANCED MICRO DEVICESAMD | 56 funds | $18.8B |
| BANK OF AMERICA CORPBAC | 56 funds | $17.2B |
Ranked by how many of LENZ's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 27, 2026 | Chevallard Daniel R. | Chief Financial Officer | Buy (P) | 8K | $64K |
| Mar 27, 2026 | Schimmelpennink Evert B. | President, CEO and Secretary, Director | Buy (P) | 28K | $251K |
| Mar 27, 2026 | George Jeffrey P. | Director | Buy (P) | 6K | $50K |
| Nov 17, 2025 | Olsson Shawn | Chief Commercial Officer | Sell (S) | 4K | $108K |
| Nov 17, 2025 | Olsson Shawn | Chief Commercial Officer | Sell (S) | 6K | $153K |
| Nov 7, 2025 | Chevallard Daniel R. | Chief Financial Officer | Buy (P) | 20 | $454 |
| Nov 7, 2025 | MCCOLLUM JAMES W | Director | Buy (P) | 11K | $239K |
| Nov 7, 2025 | Chevallard Daniel R. | Chief Financial Officer | Buy (P) | 2K | $50K |
| Sep 30, 2025 | Versant Vantage II GP-GP, LLC | 10% Owner | Sell (S) | 123 | $6K |
| Sep 30, 2025 | Versant Vantage II GP-GP, LLC | 10% Owner | Sell (S) | 34K | $1.6M |
| Sep 30, 2025 | Versant Vantage II GP-GP, LLC | 10% Owner | Sell (S) | 83K | $3.9M |
| Sep 30, 2025 | Versant Vantage II GP-GP, LLC | 10% Owner | Sell (S) | 58K | $2.7M |
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Latest quarterly filings | 45 | 21 | – |
Insiders Form 4 open-market | 3 | 0 | +$366K |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital DISCLOSED rotating, as of the latest public SEC 13F filings. It is DATA, NOT investment advice, a recommendation, or a prediction. Filings lag ~45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
Connected entities for LENZ
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/LENZ/capital-change-brief"
Use Arkolith's capital_change_brief for LENZ. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for LENZ. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.